Home / 563,795.64-845,649.34-158,971.50

Finding the Fourth Proportional to 563,795.64, 845,649.34 and 158,971.50

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Solution

The fourth proportional to 563,795.64, 845,649.34 and 158,971.50 is: 238,444.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,795.64 : 845,649.34 = 158,971.50 : x
  2. Step 2: Convert to fraction form
    563,795.64/845,649.34 = 158,971.50/x
  3. Step 3: Cross multiply
    563,795.64x = 845,649.34 × 158,971.50
  4. Step 4: Simplify right side
    563,795.64x = 134,434,144,053.81
  5. Step 5: Solve for x
    x = 134,434,144,053.81/563,795.64
  6. Step 6: Final answer
    x = 238,444.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.